>> this is almost -- i liken it to seeing a wild animal in its own environment. it's really where it belongs. >> the arm is out? >> the arm is out, the antennas are deployed, everything is out there ready to go. >> we have a fantastic view our viewers can see. 122 feet long. we are underneath the bottom of this. how many tiles are on this? >> about 24,000 tiles. the interesting thing, each one has like its own individual address. >> all the scorch marks and scratch marks are still on there. this is its true form. >> exactly as it came back from space. that's the best part of it. you get to really see something that's almost alive. >> yeah. it's very interactive, too. not just for the kids. adults love it as well. talk about how this exhibit is really meant to inspire. >> that is the key to it. we're doing more than just a museum tour here. we're actually giving people and particularly our young people -- >> we can even come and spin the wheel. >> they can look at the massive tires we use, do the interactive events so you can land the orbiter and deploy the arm. w